对钩端螺旋体引起的感染首选药物是
A．链霉素
B．两性霉素B
C．红霉素
D．青霉素
E．氯霉素
参考答案：D
—Could you buy us _________ drinks? —Sorry, I don’t have _____ money.
A．any; any
B．any; some
C．some; some
D．some; any
华支睾吸虫轻症感染者无__________，仅在粪便中发现__________
